Friday, August 21, 2026 · No. 390Prices synced 3 hours ago
All·AI·Model

The AI Model Price Index

Agentic Chat (GPT-5.6 Luna)

by GitLab Duo · family gpt-luna · listed Jul 2026RTV

Cost-efficient GPT-5.6 model for fast, high-volume workloads

Current rates USD per 1M tokens

Inputfree
Outputfree
Cache readfree
Cache writefree

Against the market

Input price vs. maker flagships ($/1M tokens)
Agentic Chat (GPT-5.6 Luna)Agentic Chat (GPT-5.6 Luna): free per 1M tokensfreeDeepSeek V4 ProDeepSeek V4 Pro: $0.435 per 1M tokens$0.435Gemini 3.7 FlashGemini 3.7 Flash: $0.75 per 1M tokens$0.75Mistral Medium 3.5Mistral Medium 3.5: $1.50 per 1M tokens$1.50Grok 4.6Grok 4.6: $2.00 per 1M tokens$2.00Qwen3.8 MaxQwen3.8 Max: $2.00 per 1M tokens$2.00Claude Opus 5Claude Opus 5: $5.00 per 1M tokens$5.00GPT-5.6 SolGPT-5.6 Sol: $5.00 per 1M tokens$5.00
Output price vs. maker flagships ($/1M tokens)
Agentic Chat (GPT-5.6 Luna)Agentic Chat (GPT-5.6 Luna): free per 1M tokensfreeDeepSeek V4 ProDeepSeek V4 Pro: $0.87 per 1M tokens$0.87Gemini 3.7 FlashGemini 3.7 Flash: $3.75 per 1M tokens$3.75Grok 4.6Grok 4.6: $6.00 per 1M tokens$6.00Qwen3.8 MaxQwen3.8 Max: $6.00 per 1M tokens$6.00Mistral Medium 3.5Mistral Medium 3.5: $7.50 per 1M tokens$7.50Claude Opus 5Claude Opus 5: $25.00 per 1M tokens$25.00GPT-5.6 SolGPT-5.6 Sol: $30.00 per 1M tokens$30.00

On the record

Model id
duo-chat-gpt-5-6-luna
Context window
1.1M tokens
Max output
128K tokens
Input modalities
text, image, pdf
Output modalities
text
Reasoning
yes
Tool calls
yes
Open weights
no
Knowledge cutoff
Feb 2026
Released
2026-07-09
Last updated
2026-07-09
Provider docs
docs.gitlab.com/user/duo_agent_platform/

Back of the envelope

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